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Gaf

Gaf
Finlandiyaning pochta markasi, 1963-yil.

Gaf — temir ilmoq, uzunligi bir metrdan ortiq yogʻoch yoki metall tutqichdan ( mildan ) iborat boʻlgan, uchi ilgakka ulangan boshoq shaklidagi asbob[1].

Zamonaviy gaflar tig'i turli metallar va qotishmalardan, dasta esa yog'och, alyuminiy, shisha tolali va boshqalardan tayyorlanadi. Gaflar dengiz, o'rmon xo'jaligi, qurilish, yong'in va boshqa ishlarda qo'llaniladi[2].

O't o'chiruvchi

[tahrir | manbasini tahrirlash]

Yong'in gafi yonayotgan binolarning tomlari, devorlari, bo'linmalari, rafters va boshqa qismlarini yulib olish, pechlardan quvurlarni tushirish, shuningdek, yonayotgan materiallarni tortib olish uchun mo'ljallangan. Gaff tutqichi devor va shiftdagi gipsni qoplash uchun ishlatilishi mumkin.

Rossiyada ikki turdagi yong'in gaflari ishlab chiqariladi:

  • To'liq metall gaf PBM diametri 20 mm bo'lgan quvurdan yasalgan bo'lib, uning bir uchidan oval tutqich payvandlanadi, ikkinchisidan esa - nayzali ilgak;
  • O'rnatilgan gaff PBN qattiq yog'och dastagiga o'rnatilgan quvurli taglikka payvandlangan nayzali kancadan iborat.

O't o'chirish mashinalari uchun faqat PBN gaflari ishlatiladi.

Jang gaflari - otlardan chavandozni tortib olish uchun nayza va ilgak funktsiyalarini birlashtirgan uzunligi bir necha metrli qurol. Xususan, muzlik jangida novgorodiyaliklar tomonidan nemislarga qarshi samarali foydalanilgan[3].

Gaff geraldikada oddiy figura sifatida tasvirlangan va ko'pincha boshqa zirhli figuralar bilan birgalikda gerbdagi barcha geraldik ranglar bilan birga bo'lishi mumkin. Ko'pgina gerblarda bagraning mahalliy naqshlari ko'rsatilgan.

  1. Andoza:ВТ-ЭСБЕ
  2. Andoza:ВТ-ТСД2
  3. „Универсальная энциклопедия: ЛЕДОВОЕ ПОБОИЩЕ“. KM.RU. 2009-yil 11-fevralda asl nusxadan arxivlangan. Qaraldi: 2008-yil 24-noyabr.
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Gaf
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